13-Letter Words Matching _O_P_________

There are 85 13-letter words that match _O_P_________. 39 are common words, such as COMPACTNESSES and COMPANIONABLE. A rarer one is ZOOPLANKTONIC. In this set, I is the most frequent open letter (69 words). 19 words contain a doubled letter.

Full list 85

Common words

compactnessescompanionablecompanionablycompanionshipcompanionwayscomparabilitycomparativelycompartmentalcompassionatecompatibilitycompensationscompetitively
compactnessescompanionablecompanionablycompanionshipcompanionwayscomparabilitycomparativelycompartmentalcompassionatecompatibilitycompensationscompetitivelycomplacenciescomplaisancescomplaisantlycomplementarycomplementingcomplicatedlycomplicationscomplimentarycomplimentingcomprehendingcomprehensioncomprehensivecomputationalcomputerizingcooperativelyfoppishnesseshospitalitieshospitalizingmorphologicalnonperformingnonperishablenonphysicallynonpracticingnonproductivenonprofitablenonpunishablepompousnessescompendiouslycomplaininglycomplexnessescompositenesscompositionalcompressionalcomputabilitycorporativismcorporativistcosponsorshipmorphemicallymorphogenesismorphogeneticmorphophonemenonparametricnonpathogenicnonpersistentnonporousnessnonprotectivecomparativistcompartmentedcompellationscomplexationscomplexifyingcompressivelycompurgationscomputerisingcomputerphobecorporalitiescorporealnessdolphinfishesdoppelgangershospitalisingmorphogenesesmorphologistsmorphometriesnonperformersnonpermissivenonpetroleumsnonphosphatesnonphysiciansnonpoliticiannonpossessionnonprogrammerporphyropsinszooplanktonic

About this list

Words
85 (39 common words)
Common example
compactnesses
Rare example
zooplanktonic
Doubled letters
19
Ending in S
28
Most frequent letter
I (69)

Questions

How many 13-letter words matching _o_p_________ are there?

85. 39 of them are common words.

What is a common example?

COMPACTNESSES is among the common words in this set.